139289 (2001 KR1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8411757041 ± 2.02e-08
Semi-major axis (a)1.2596029138 AU ± 9.30e-10
Inclination (i)23.26469516° ± 4.15e-06
Long. of Asc. Node (Ω)102.70048447° ± 1.10e-05
Arg. of Perihelion (ω)291.49049537° ± 1.01e-05
Mean Anomaly (M)66.97807563° ± 3.47e-06
Mean Motion (n)0.6972070842°/day ± 7.72e-10
Perihelion dist (q)0.20005555 AU ± 2.55e-08
Aphelion dist (Q)2.31915028 AU ± 2.55e-08
Orbital Period1.41367795 yr ± 1.57e-09
Physical Parameters
H (abs. magnitude)17.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.297″
Uncertainty0
Orbit TypeApollo
MOID0.178417 AU
Observations Used784
Oppositions7
Arc Total2001-2025
First Observation Used2001-05-18
Last Observation Used2025-07-02
Observations (871)
Date Type RA Dec Mag Band Observatory
2025-06-05 06:47:20 C 15 25 26.569 +24 41 31.96 V 703
2025-06-05 06:50:22 C 15 25 25.928 +24 41 33.11 V 703
2025-06-05 07:03:10 C 15 25 23.653 +24 41 43.31 X F52
2025-06-05 07:17:17 C 15 25 20.315 +24 41 52.07 X F52
2025-06-05 07:31:20 C 15 25 16.942 +24 42 00.90 X F52
2025-06-05 07:45:28 C 15 25 13.583 +24 42 09.62 X F52
2025-06-05 16:18:39 B 15 23 13.601 +24 47 14.89 W M73
2025-06-05 16:39:54 B 15 23 08.501 +24 47 28.03 W M73
2025-06-05 16:59:43 B 15 23 03.763 +24 47 39.84 W M73
2025-06-06 09:53:13 C 15 19 02.150 +24 57 11.05 V 703
2025-06-06 09:56:10 C 15 19 01.502 +24 57 13.18 V 703
2025-06-06 09:59:06 C 15 19 00.782 +24 57 15.30 V 703
2025-06-06 10:02:02 C 15 19 00.059 +24 57 16.49 V 703
2025-06-06 10:31:48 C 15 18 53.438 +24 57 37.98 X F51
2025-06-06 10:45:05 C 15 18 50.209 +24 57 45.06 X F51
2025-06-06 10:58:16 C 15 18 46.997 +24 57 52.05 X F51
2025-06-07 06:48:45 C 15 14 01.262 +25 08 11.04 V 703
2025-06-07 06:55:43 C 15 13 59.502 +25 08 14.75 V 703
2025-06-07 06:59:10 C 15 13 58.616 +25 08 17.81 V 703
2025-06-07 09:25:17 C 15 13 23.359 +25 09 32.22 V T05
2025-06-07 09:29:54 C 15 13 22.243 +25 09 34.56 V T05
2025-06-07 09:38:45 C 15 13 20.052 +25 09 39.53 V T05
2025-06-07 09:53:39 C 15 13 16.375 +25 09 45.40 V T05
2025-06-08 07:30:21 C 15 08 00.429 +25 19 47.25 X F52
2025-06-08 07:43:17 C 15 07 57.187 +25 19 52.92 X F52
2025-06-08 07:56:18 C 15 07 53.923 +25 19 58.69 X F52
2025-06-08 10:15:46 C 15 07 18.922 +25 20 58.24 X F51
2025-06-08 10:20:26 C 15 07 17.745 +25 21 00.10 X F51
2025-06-08 10:30:50 C 15 07 15.139 +25 21 04.46 X F51
2025-06-08 10:35:31 C 15 07 13.975 +25 21 06.41 X F51
2025-06-08 10:45:54 C 15 07 11.364 +25 21 10.76 X F51
2025-06-08 10:50:34 C 15 07 10.274 +25 21 12.15 X F51
2025-06-08 11:05:39 C 15 07 06.433 +25 21 18.75 X F51
2025-06-09 09:17:55 C 15 01 36.631 +25 30 12.10 V T08
2025-06-09 09:24:38 C 15 01 34.922 +25 30 14.08 V T08
2025-06-09 09:32:13 C 15 01 33.034 +25 30 16.49 V T08
2025-06-09 09:53:48 C 15 01 27.485 +25 30 24.26 V T08
2025-06-10 08:40:18 C 14 55 45.130 +25 38 04.31 V T08
2025-06-10 08:54:32 C 14 55 41.453 +25 38 08.95 V T08
2025-06-10 09:02:48 C 14 55 39.338 +25 38 11.36 V T08
2025-06-10 09:07:25 C 14 55 38.098 +25 38 11.26 V T08
2025-06-12 09:13:16 C 14 43 23.402 +25 49 40.62 V T05
2025-06-12 09:17:21 C 14 43 22.337 +25 49 41.41 V T05
2025-06-12 09:26:50 C 14 43 19.812 +25 49 42.35 V T05
2025-06-12 09:42:23 C 14 43 15.802 +25 49 44.87 V T05
2025-06-14 08:03:17 C 14 31 18.396 +25 54 35.60 V T08
2025-06-14 08:20:00 C 14 31 13.973 +25 54 35.86 V T08
2025-06-14 08:24:02 C 14 31 12.914 +25 54 36.00 V T08
2025-06-14 08:31:57 C 14 31 10.810 +25 54 36.43 V T08
2025-06-15 07:55:51 C 14 25 05.646 +25 54 36.72 V 703